定群研究
- 网络cohort study; panel study
定群研究
定群研究
cohort study
定群研究(cohort study)又称群组研究或追踪研究(follow up study),是将特定的人群按其是否暴露于某因素或按不同暴露 …
panel study
...-4- 卫生服务研究 第六章 定量研究方法 13、定群研究(panel study),队列研究(cohort study)也称前瞻性研究 (prospectiv…
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Method A cohort analysis method of occupational epidemiological study retrospectively was used to the investigate.
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Etiological and Clinical Significance of Cohort Study among High Risk Population of Primary Liver Cancer